Compare 401809 vs 401939
| Property | 401809 | 401939 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 4018091 | 4019391 |
| Prime factorization | 401809 | 401939 |
| Divisors count | 2 | 2 |
| Divisors | 1, 401809 | 1, 401939 |
| Number of properties | 3 | 4 |
| Chen primes | 13712th | |
| Cousin primes (1st member) | 3822nd | |
| Happy primes | 5030th | |
| Isolated primes | 26358th | 26368th |
| Primes | 33985th | 33995th |
| Roman numberals | ||
| Base 2 | 11000100001100100012 | 11000100010000100112 |
| Base 3 | 2021020112113 | 2021021001223 |
| Base 4 | 12020121014 | 12020201034 |
| Base 5 | 1003242145 | 1003302245 |
| Base 6 | 123401216 | 123404556 |
| Base 7 | 32623127 | 32625567 |
| Base 8 | 14206218 | 14210238 |
| Base 9 | 6721549 | 6723189 |
| Base 10 | 40180910 | 40193910 |
| Base 11 | 25498111 | 254a8a11 |
| Base 12 | 17464112 | 17472b12 |
| Base 13 | 110b7513 | 110c4513 |
| Base 14 | a660914 | a669d14 |
| Base 15 | 7e0c415 | 7e15e15 |
| Base 16 | 6219116 | 6221316 |